<div class="doc-item" id="doc-1496"><h2 class="doc-item-name">if-not<span class="namespace">(clojure.core)</span></h2><p class="macro">Macro</p><ul class="var-arglists"><li>(<span class="var-name">if-not</span> test then)</li><li>(<span class="var-name">if-not</span> test then else)</li></ul><div class="var-docstring"><p>Evaluates test. If logical false, evaluates and returns then expr, otherwise else expr, if supplied, else nil.</p></div><div class="var-source"><pre>; clojure/core.clj:450
(defmacro if-not
  ([test then] `(if-not ~test ~then nil))
  ([test then else]
   `(if (not ~test) ~then ~else)))</pre></div><div class="license"><p>Copyright (c) Rich Hickey. All rights reserved.</p><p>The use and distribution terms for this software are covered by the <a href="http://opensource.org/licenses/eclipse-1.0.php">Eclipse Public License 1.0</a>, which can be found in the file
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